PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

DL400AWinch,drum,hand Operated

Dutton-Lainson Company · NSN 3950-01-474-2795 · FSC 3950 · No Item Name Available
Verified by PartsTable
NSN 3950-01-474-2795 — this item is cataloged by the U.S. Government under National Stock Number 3950-01-474-2795. Primary manufacturer part number: DL400A.
Features
  • Winch,drum,hand Operated — FSC 3950
  • Operation Method: HAND
  • Drum Surface Design: PLAIN
  • Gear Mechanical Advantage: SINGLE
  • Drum Diameter and Location: 0.625 INCHES NOMINAL FIRST DRUM IN
  • 2 verified cross-references
  • Primary manufacturer: Dutton-Lainson Company
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Winch,drum,hand Operated, cataloged under National Stock Number 3950-01-474-2795, is classified within Federal Supply Class 3950 (No Item Name Available) of the Materials Handling Equipment group. The primary manufacturer of record is Dutton-Lainson Company. Government technical data includes 4 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3950-01-474-2795
Primary Part NumberDL400A
Item NameWinch,drum,hand Operated
FSC / FSG3950 / 39 — No Item Name Available
ManufacturerDutton-Lainson Company
StatusACTIVE
Operation MethodHAND
Drum Surface DesignPLAIN
Gear Mechanical AdvantageSINGLE
Drum Diameter and Location0.625 INCHES NOMINAL FIRST DRUM IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
9390-00-286-2549 INTERCHANGEABLE
Nonmetallic Special Shaped Secti
5133-01-054-052302809 INTERCHANGEABLE
Drill,twist
Kennametal Inc. Div Kennametal Industrial Products Group
5330-01-393-537802809 INTERCHANGEABLE
Gasket
Defense Logistics Agency Dba Defense Supply Center Philadelphia
Cross-Reference Index
Part NumberManufacturer
DL400A PRIMARY Dutton-Lainson Company (USA)
02809 Aqua Marine International (GBR)
Related Parts
9390-00-286-2549INTERCHANGEABLE
NONMETALLIC SPECIAL SHAPED SECTI
5133-01-054-0523INTERCHANGEABLE
DRILL,TWIST
02809
5330-01-393-5378INTERCHANGEABLE
GASKET
02809

Frequently Asked Questions

What is NSN 3950-01-474-2795?

NSN 3950-01-474-2795 is a Winch,drum,hand Operated, manufactured by Dutton-Lainson Company, classified under FSC 3950 (No Item Name Available). Status: active.

What are the part numbers for NSN 3950-01-474-2795?

NSN 3950-01-474-2795 has 2 cross-referenced part numbers: DL400A (Dutton-Lainson Company), 02809 (Aqua Marine International).

What NSN replaces 3950-01-474-2795?

There are 3 known substitutes for 3950-01-474-2795: 9390-00-286-2549, 5133-01-054-0523, 5330-01-393-5378. Verify interchangeability with system specifications before substitution.

What are the specifications of DL400A?

Key specifications for DL400A: Operation Method: HAND; Drum Surface Design: PLAIN; Gear Mechanical Advantage: SINGLE; Drum Diameter and Location: 0.625 INCHES NOMINAL FIRST DRUM IN. 4 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com